Rip out 'long' and 'L'-suffixed integer literals.
(Rough first cut.)
diff --git a/Parser/tokenizer.c b/Parser/tokenizer.c
index 4c3c29e..84b7232 100644
--- a/Parser/tokenizer.c
+++ b/Parser/tokenizer.c
@@ -1323,17 +1323,13 @@
 					return ERRORTOKEN;
 				}
 			}
-			if (c == 'l' || c == 'L')
-				c = tok_nextc(tok);
 		}
 		else {
 			/* Decimal */
 			do {
 				c = tok_nextc(tok);
 			} while (isdigit(c));
-			if (c == 'l' || c == 'L')
-				c = tok_nextc(tok);
-			else {
+			{
 				/* Accept floating point numbers. */
 				if (c == '.') {
 		fraction: